/* roulang page: index */
:root {
    --primary: #3D1A5C;
    --primary-dark: #2A0F42;
    --primary-light: #6E2D8A;
    --accent: #FF7A2F;
    --accent-deep: #E85D1F;
    --green: #22C58B;
    --body-bg: #F7F5FA;
    --card-bg: #FFFFFF;
    --ink: #1A1025;
    --text: #5D5566;
    --border: rgba(61, 26, 92, 0.10);
    --radius-card: 16px;
    --radius-btn: 999px;
    --radius-input: 12px;
    --shadow-card: 0 4px 14px rgba(61, 26, 92, 0.05);
    --shadow-hover: 0 12px 24px rgba(61, 26, 92, 0.12);
    --gradient-deep: linear-gradient(135deg, #2A0F42 0%, #3D1A5C 58%, #4A1E6E 100%);
    --gradient-btn: linear-gradient(135deg, #FF7A2F 0%, #E85D1F 100%);
    --gradient-emphasis: linear-gradient(135deg, #6E2D8A 0%, #3D1A5C 100%);
    --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--body-bg);
    color: var(--ink);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

ul, ol {
    padding: 0;
    margin: 0;
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    line-height: 1.35;
    font-weight: 600;
}

p {
    margin: 0;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

.container {
    width: min(1200px, 92%);
    margin-right: auto;
    margin-left: auto;
}

main {
    overflow: hidden;
}

section {
    padding: 88px 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: 0;
    padding: 13px 26px;
    border-radius: var(--radius-btn);
    font-weight: 600;
    font-size: 15px;
    line-height: 1;
    transition: all .3s ease;
    cursor: pointer;
    text-align: center;
}

.btn-lg {
    padding: 17px 34px;
    font-size: 16px;
}

.btn-accent {
    background: var(--gradient-btn);
    color: #fff;
    box-shadow: 0 8px 20px rgba(232, 93, 31, .3);
}

.btn-accent:hover {
    background: linear-gradient(135deg, #FF8C4B 0%, #C94E18 100%);
    box-shadow: 0 12px 28px rgba(232, 93, 31, .35);
    transform: translateY(-2px);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, .65);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, .14);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
}

.btn-outline:hover {
    background: rgba(61, 26, 92, .08);
    color: var(--primary);
    border-color: var(--primary);
}

.btn i {
    font-size: 14px;
}

.section-head {
    margin-bottom: 44px;
}

.section-head .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    background: rgba(61, 26, 92, .06);
    padding: 7px 15px;
    border-radius: 999px;
    margin-bottom: 18px;
}

.section-head h2 {
    font-size: 30px;
    line-height: 1.35;
    letter-spacing: -.5px;
    margin-bottom: 12px;
    max-width: 760px;
}

.head-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 44px;
}

.head-row .section-head {
    margin-bottom: 0;
}

.head-row .head-desc {
    color: var(--text);
    max-width: 440px;
    font-size: 15px;
}

.section-sub {
    color: var(--text);
    font-size: 15px;
    max-width: 640px;
}

@media (max-width: 767px) {
    section {
        padding: 60px 0;
    }
    .section-head h2 {
        font-size: 24px;
    }
    .head-row {
        flex-direction: column;
        align-items: flex-start;
    }
}

.site-header {
    background: #fff;
}

.topbar {
    background: #221031;
    color: rgba(255, 255, 255, .72);
    font-size: 12.5px;
    padding: 8px 0;
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.topbar-inner a {
    color: rgba(255, 255, 255, .82);
    transition: color .2s;
}

.topbar-inner a:hover {
    color: #fff;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.topbar-actions .sep {
    opacity: .4;
    margin: 0 4px;
}

.main-nav {
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 16px rgba(61, 26, 92, .04);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-inner {
    display: flex;
    align-items: center;
    gap: 28px;
    min-height: 78px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--gradient-emphasis);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: -.5px;
    box-shadow: 0 6px 16px rgba(61, 26, 92, .18);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-text strong {
    font-size: 18px;
    letter-spacing: .5px;
    color: var(--primary-dark);
}

.brand-text small {
    font-size: 13px;
    color: var(--primary-light);
    font-weight: 600;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-left: 14px;
}

.nav-links a {
    display: inline-flex;
    align-items: center;
    height: 70px;
    color: #4d4556;
    font-size: 15px;
    position: relative;
    transition: color .2s;
    font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 3px;
    width: 100%;
    border-radius: 3px 3px 0 0;
    background: var(--gradient-btn);
    opacity: 0;
    transition: opacity .25s;
}

.nav-links a.active::after,
.nav-links a:hover::after {
    opacity: 1;
}

.nav-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-login {
    font-size: 14px;
    padding: 11px 20px;
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fff;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    display: block;
    height: 2px;
    width: 22px;
    margin: 4px auto;
    background: var(--primary);
    border-radius: 2px;
    transition: transform .2s, opacity .2s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 991.98px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(310px, 82vw);
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        margin-left: 0;
        padding: 92px 28px 32px;
        box-shadow: -12px 8px 28px rgba(61, 26, 92, .16);
        z-index: 101;
        transform: translateX(100%);
        visibility: hidden;
        transition: transform .32s ease, visibility .32s;
    }

    .nav-links a {
        width: 100%;
        height: 48px;
        align-items: center;
        border-radius: 10px;
        padding: 0 14px;
        font-size: 15px;
        color: var(--ink);
    }

    .nav-links a::after {
        display: none;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: #F4EFF8;
        color: var(--primary);
    }

    .site-header.mobile-open .nav-links {
        transform: translateX(0);
        visibility: visible;
    }

    .nav-close-overlay {
        position: fixed;
        inset: 0;
        background: rgba(26, 16, 37, .42);
        opacity: 0;
        visibility: hidden;
        transition: opacity .3s;
        z-index: 100;
    }

    .site-header.mobile-open .nav-close-overlay {
        opacity: 1;
        visibility: visible;
    }

    .nav-right .nav-login {
        display: none;
    }
}

.hero {
    position: relative;
    min-height: 86vh;
    display: flex;
    align-items: center;
    padding: 110px 0 90px;
    background: linear-gradient(118deg, rgba(42, 15, 66, .94) 0%, rgba(61, 26, 92, .82) 55%, rgba(74, 30, 110, .7) 100%), url("/assets/images/backpic/back-1.png") center / cover no-repeat;
    color: #fff;
}

.hero::before {
    content: "";
    position: absolute;
    top: -120px;
    right: -80px;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(255, 122, 47, .2), transparent 65%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 760px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .12);
    padding: 8px 16px;
    border-radius: 999px;
    color: rgba(255, 255, 255, .9);
    margin-bottom: 26px;
}

.hero-tag i {
    color: var(--accent);
    font-size: 13px;
}

.hero h1 {
    font-size: clamp(38px, 5.2vw, 58px);
    line-height: 1.25;
    letter-spacing: -1px;
    font-weight: 700;
}

.hero h1 span {
    background: linear-gradient(120deg, #FFB37E 0%, #FF7A2F 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-lead {
    margin-top: 24px;
    font-size: 18px;
    line-height: 1.85;
    color: rgba(255, 255, 255, .86);
    max-width: 620px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 38px;
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 44px;
}

.hero-points li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    background: rgba(255, 255, 255, .08);
    border-radius: 999px;
    padding: 9px 18px;
    color: rgba(255, 255, 255, .9);
}

.hero-points li i {
    color: var(--green);
    font-size: 13px;
}

.hero-data-row {
    margin-top: 64px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.hero-data-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 16px;
    padding: 16px 22px;
    min-width: 160px;
}

.hero-data-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-deep));
    color: #fff;
    font-size: 14px;
}

.hero-data-card strong {
    display: block;
    font-size: 16px;
    line-height: 1.3;
}

.hero-data-card span {
    font-size: 12.5px;
    color: rgba(255, 255, 255, .7);
    line-height: 1.4;
}

@media (max-width: 767px) {
    .hero {
        min-height: auto;
        padding: 80px 0 56px;
    }
    .hero h1 {
        font-size: 34px;
    }
    .hero-lead {
        font-size: 15px;
    }
    .hero-actions .btn-lg {
        width: 100%;
    }
}

.trust-section {
    background: #fff;
    padding: 88px 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.trust-card {
    background: var(--body-bg);
    border: 1px solid transparent;
    border-radius: var(--radius-card);
    padding: 30px 24px;
    transition: all .3s ease;
}

.trust-card:hover {
    background: #fff;
    border-color: rgba(61, 26, 92, .10);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.trust-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--gradient-emphasis);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 20px;
}

.trust-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.trust-card p {
    color: var(--text);
    font-size: 14px;
    line-height: 1.8;
}

@media (max-width: 991px) {
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .trust-grid {
        grid-template-columns: 1fr;
    }
}

.ladder-section {
    padding: 88px 0;
    background: linear-gradient(180deg, #fff 0%, #F7F5FA 100%);
}

.ladder-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
    gap: 24px;
}

.ladder-card {
    position: relative;
    padding: 32px 28px 30px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    transition: all .3s ease;
    display: flex;
    flex-direction: column;
}

.ladder-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.ladder-num {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.ladder-card h3 {
    font-size: 21px;
}

.ladder-desc {
    color: var(--text);
    font-size: 14px;
    margin-top: 10px;
    line-height: 1.8;
}

.ladder-list {
    margin: 22px 0 28px;
    display: grid;
    gap: 12px;
}

.ladder-list li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 14px;
    color: var(--text);
}

.ladder-list li i {
    color: var(--green);
    margin-top: 5px;
    font-size: 12px;
}

.ladder-card .btn {
    margin-top: auto;
    align-self: flex-start;
}

.ladder-card.featured {
    background: linear-gradient(150deg, #3D1A5C 0%, #6E2D8A 100%);
    border: 2px solid rgba(255, 122, 47, .45);
    color: #fff;
    box-shadow: 0 20px 40px rgba(61, 26, 92, .24);
    padding-top: 42px;
    padding-bottom: 42px;
    position: relative;
}

.ladder-card.featured::after {
    content: "热门";
    position: absolute;
    top: 18px;
    right: -10px;
    background: linear-gradient(135deg, #FF7A2F, #E85D1F);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 7px 18px;
    border-radius: 999px;
    box-shadow: 0 6px 16px rgba(232, 93, 31, .4);
    transform: rotate(2deg);
}

.ladder-card.featured .ladder-desc,
.ladder-card.featured .ladder-list li {
    color: rgba(255, 255, 255, .82);
}

.ladder-card.featured .ladder-list li i {
    color: var(--accent);
}

@media (max-width: 991px) {
    .ladder-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
        margin: 0 auto;
    }
    .ladder-card.featured {
        order: -1;
    }
    .ladder-card.featured::after {
        right: 14px;
    }
}

.compare-section {
    background: #fff;
    padding: 88px 0;
}

.compare-wrap {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.compare-head {
    background: var(--gradient-emphasis);
    color: #fff;
    padding: 20px 28px;
    font-size: 16px;
    font-weight: 600;
}

.table-scroll {
    overflow-x: auto;
    padding: 0 4px 4px;
}

.compare-table {
    width: 100%;
    min-width: 800px;
    border-collapse: collapse;
    margin: 0;
}

.compare-table th,
.compare-table td {
    text-align: left;
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    font-size: 14.5px;
    vertical-align: middle;
}

.compare-table tr:last-child th,
.compare-table tr:last-child td {
    border-bottom: 0;
}

.compare-table th {
    background: #F7F5FA;
    color: var(--primary-dark);
    font-weight: 600;
    text-align: center;
}

.compare-table td {
    color: var(--text);
    text-align: center;
}

.compare-table .highlight-col {
    background: #FBF2FF;
    border-left: 2px solid rgba(255, 114, 54, .15);
    border-right: 2px solid rgba(255, 114, 54, .15);
    color: var(--primary-dark);
    position: relative;
}

.compare-table .reco-tag {
    display: inline-block;
    background: var(--gradient-btn);
    color: #fff;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 999px;
    margin-bottom: 6px;
    font-weight: 600;
}

.compare-table .check-i {
    display: inline-flex;
    width: 20px;
    height: 20px;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    border-radius: 50%;
}

.compare-note {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
    background: var(--body-bg);
    padding: 20px 28px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.compare-note span {
    color: var(--text);
    font-size: 13px;
    max-width: 620px;
}

@media (max-width: 767px) {
    .compare-wrap {
        border-radius: 18px;
    }
}

.timed-section {
    position: relative;
    padding: 90px 0;
    color: #fff;
    background: linear-gradient(130deg, rgba(31, 10, 52, .94), rgba(80, 32, 116, .78)), url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
    overflow: hidden;
}

.timed-section::before {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(255, 122, 47, .26), transparent 65%);
}

.timed-inner {
    position: relative;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.timed-title h2 {
    font-size: 30px;
    margin-bottom: 18px;
}

.timed-title p {
    color: rgba(255, 255, 255, .8);
    max-width: 480px;
}

.timer-row {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 28px;
}

.time-box {
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.time-box strong {
    font-size: 26px;
    font-weight: 700;
    line-height: 1;
}

.time-box em {
    font-style: normal;
    font-size: 11px;
    margin-top: 4px;
    color: rgba(255, 255, 255, .6);
}

.timer-sep {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
}

.timed-actions {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.timed-actions small {
    color: rgba(255, 255, 255, .65);
    font-size: 12.5px;
    max-width: 280px;
}

@media (max-width: 767px) {
    .timed-inner {
        flex-direction: column;
        align-items: flex-start;
    }
    .timer-row {
        flex-wrap: wrap;
    }
}

.news-section {
    background: var(--body-bg);
    padding: 88px 0;
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 1100px;
}

.news-list-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(61, 26, 92, .12);
    border-radius: 20px;
    padding: 56px 24px;
    min-height: 180px;
    background: rgba(255, 255, 255, .7);
    color: var(--text);
    text-align: center;
    font-size: 15px;
}

.news-card {
    display: flex;
    align-items: stretch;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
    transition: all .32s ease;
    box-shadow: var(--shadow-card);
    width: 100%;
}

.news-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(61, 26, 92, .18);
}

.news-thumb {
    width: 190px;
    min-height: 150px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #EDE4F6, #E7D6F0);
}

.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
}

.news-body {
    flex: 1;
    padding: 20px 26px;
    display: flex;
    flex-direction: column;
}

.news-cat {
    display: inline-flex;
    align-self: flex-start;
    align-items: center;
    background: #F4EAF9;
    color: var(--primary-light);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    margin-bottom: 10px;
}

.news-body h3 {
    font-size: 18px;
    line-height: 1.5;
    font-weight: 600;
}

.news-body h3 a {
    transition: color .2s;
}

.news-body h3 a:hover {
    color: var(--accent-deep);
}

.news-summary {
    color: var(--text);
    font-size: 14px;
    line-height: 1.75;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    margin-top: 8px;
}

.news-meta {
    margin-top: auto;
    padding-top: 12px;
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: 12.5px;
    color: #8C839A;
}

.news-meta i {
    margin-right: 4px;
    color: var(--accent);
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    white-space: nowrap;
}

.news-link i {
    transition: transform .2s;
}

.news-card:hover .news-link i {
    transform: translateX(4px);
}

@media (max-width: 767px) {
    .news-card {
        flex-direction: column;
    }
    .news-thumb {
        width: 100%;
        height: 160px;
        min-height: 0;
    }
    .news-body {
        padding: 18px;
    }
}

.feature-section {
    background: #fff;
    padding: 88px 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.feature-card {
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--body-bg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.feature-img {
    min-height: 180px;
    object-fit: cover;
    max-height: 190px;
    width: 100%;
}

.feature-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.feature-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.feature-content p {
    color: var(--text);
    font-size: 14px;
    line-height: 1.85;
    margin-bottom: 22px;
}

.feature-content .btn {
    align-self: flex-start;
}

@media (max-width: 991px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

.contact-section {
    background: linear-gradient(180deg, #F7F5FA 0%, #fff 100%);
    padding: 88px 0;
}

.contact-wrap {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 48px;
    align-items: center;
}

.contact-info-title {
    font-size: 24px;
    line-height: 1.5;
    margin-bottom: 14px;
}

.contact-info-list {
    display: grid;
    gap: 20px;
    margin-top: 30px;
}

.contact-info-item {
    display: flex;
    gap: 14px;
    align-items: center;
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(61, 26, 92, .08);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 15px;
    margin-bottom: 2px;
}

.contact-info-item p {
    color: var(--text);
    font-size: 13px;
}

.contact-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow-card);
    padding: 32px;
}

.form-label-ui {
    display: block;
    font-weight: 600;
    font-size: 14px;
    color: var(--ink);
    margin-bottom: 8px;
}

.form-control-ui {
    width: 100%;
    background: #F8F7FA;
    border: 1px solid rgba(61, 26, 92, .12);
    border-radius: 12px;
    padding: 13px 16px;
    color: var(--ink);
    transition: all .2s ease;
    min-height: 48px;
}

.form-control-ui:focus {
    background: #fff;
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(61, 26, 92, .15);
}

textarea.form-control-ui {
    min-height: 110px;
    resize: vertical;
}

.form-label-ui small {
    color: var(--text);
    font-weight: 400;
}

.contact-trust {
    margin-top: 18px;
    font-size: 12px;
    color: #847C8E;
    text-align: center;
}

@media (max-width: 991px) {
    .contact-wrap {
        grid-template-columns: 1fr;
        gap: 28px;
    }
}

.faq-section {
    background: var(--body-bg);
    padding: 88px 0;
}

.faq-wrap {
    max-width: 820px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow .3s;
}

.faq-item.open {
    box-shadow: var(--shadow-hover);
}

.faq-toggle {
    width: 100%;
    background: #fff;
    border: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 22px 26px;
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    cursor: pointer;
    transition: background .3s, color .3s;
}

.faq-toggle .faq-q {
    display: flex;
    align-items: center;
    gap: 12px;
}

.faq-num {
    color: var(--accent);
    font-weight: 700;
    font-size: 14px;
    background: rgba(255, 122, 47, .12);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}

.faq-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(61, 26, 92, .08);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex-shrink: 0;
    transition: transform .3s;
}

.faq-item.open .faq-toggle {
    background: linear-gradient(135deg, #2A0F42, #3D1A5C);
    color: #fff;
}

.faq-item.open .faq-icon {
    background: rgba(255, 255, 255, .2);
    color: #fff;
    transform: rotate(45deg);
}

.faq-answer {
    padding: 1px 26px 26px;
    background: #fff;
}

.faq-answer-inner {
    background: #FBF8FC;
    border-left: 4px solid var(--accent);
    border-radius: 10px;
    padding: 16px 20px;
    color: var(--text);
    font-size: 14.5px;
    line-height: 1.8;
    min-height: 60px;
}

@media (max-width: 600px) {
    .faq-toggle {
        padding: 18px 16px;
        font-size: 14.5px;
    }
    .faq-answer {
        padding: 0 16px 18px;
    }
}

.cta-section {
    position: relative;
    color: #fff;
    background: linear-gradient(135deg, rgba(42, 15, 66, .92), rgba(74, 30, 110, .8)), url("/assets/images/backpic/back-3.png") center / cover no-repeat;
    padding: 76px 0;
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    flex-wrap: wrap;
}

.cta-inner h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.cta-inner p {
    color: rgba(255, 255, 255, .78);
    max-width: 580px;
}

.footer {
    background: #221031;
    color: rgba(255, 255, 255, .68);
    padding-top: 64px;
    font-size: 14px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
}

.footer-brand .brand {
    margin-bottom: 14px;
}

.footer-brand .brand-text strong {
    color: #fff;
}

.footer-brand p {
    font-size: 13.5px;
    line-height: 1.85;
    max-width: 320px;
    color: rgba(255, 255, 255, .6);
}

.footer-col h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 16px;
    font-weight: 600;
}

.footer-col li {
    margin-bottom: 10px;
}

.footer-col a {
    color: rgba(255, 255, 255, .62);
    font-size: 14px;
    transition: color .2s;
}

.footer-col a:hover {
    color: var(--accent);
}

.footer-sub {
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding: 22px 0;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 12px;
    color: rgba(255, 255, 255, .45);
}

@media (max-width: 991px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
}

/* roulang page: article */
:root {
            --primary: #3D1A5C;
            --primary-dark: #2A0F42;
            --primary-light: #6E2D8A;
            --accent: #FF7A2F;
            --accent-deep: #E85D1F;
            --success: #22C58B;
            --body-bg: #F7F5FA;
            --card-bg: #FFFFFF;
            --text-dark: #1A1025;
            --text-gray: #5D5566;
            --border-color: rgba(61, 26, 92, 0.10);
            --gradient-dark: linear-gradient(135deg, #2A0F42 0%, #3D1A5C 58%, #4A1E6E 100%);
            --gradient-accent: linear-gradient(135deg, #FF7A2F 0%, #E85D1F 100%);
            --gradient-highlight: linear-gradient(135deg, #6E2D8A 0%, #3D1A5C 100%);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-img: 12px;
            --shadow-card: 0 4px 14px rgba(61, 26, 92, 0.05);
            --shadow-hover: 0 12px 24px rgba(61, 26, 92, 0.12);
            --shadow-accent: 0 8px 20px rgba(232, 93, 31, 0.30);
            --transition: all 0.3s ease;
        }
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--body-bg);
            color: var(--text-dark);
            font-size: 15px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .top-info-bar {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            font-size: 13px;
            padding: 6px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .top-info-bar .info-text {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .top-info-bar .info-text i {
            color: var(--accent);
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .top-info-bar .top-actions a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 13px;
        }
        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }
        .main-nav {
            background: var(--card-bg);
            box-shadow: 0 2px 12px rgba(61, 26, 92, 0.06);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 14px 0;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--gradient-highlight);
            border-radius: 12px;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            letter-spacing: 0.5px;
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-text strong {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.3px;
        }
        .brand-text small {
            font-size: 12px;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 1px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: inline-block;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-gray);
            position: relative;
        }
        .nav-links li a:hover {
            color: var(--primary);
            background: rgba(61, 26, 92, 0.06);
        }
        .nav-links li a.active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(61, 26, 92, 0.08);
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--gradient-accent);
            border-radius: 3px;
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 26px;
            border-radius: var(--radius-btn);
            background: var(--gradient-accent);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border: none;
            box-shadow: var(--shadow-accent);
            transition: var(--transition);
        }
        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(232, 93, 31, 0.45);
            color: #fff;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            border: 1.5px solid var(--primary);
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: rgba(61, 26, 92, 0.06);
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
        }
        .nav-toggle span {
            width: 24px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 3px;
            transition: var(--transition);
            display: block;
        }
        .article-breadcrumb {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            padding: 18px 24px;
            box-shadow: var(--shadow-card);
            margin-top: 32px;
        }
        .breadcrumb-list {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--text-gray);
            margin: 0;
            padding: 0;
            list-style: none;
            background: transparent;
        }
        .breadcrumb-list a {
            color: var(--text-gray);
        }
        .breadcrumb-list a:hover {
            color: var(--accent);
        }
        .breadcrumb-list .sep {
            color: #b5adbd;
        }
        .breadcrumb-list .current {
            color: var(--text-dark);
            font-weight: 500;
            max-width: 420px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-wrap {
            padding: 40px 0 80px;
        }
        .article-main {
            padding-right: 16px;
        }
        .article-sidebar {
            padding-left: 16px;
        }
        .article-header {
            margin-bottom: 24px;
        }
        .article-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
            margin: 0 0 16px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-bottom: 24px;
            color: var(--text-gray);
            font-size: 14px;
        }
        .article-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .meta-cat {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 14px;
            background: rgba(61, 26, 92, 0.08);
            color: var(--primary);
            font-size: 13px;
            border-radius: 999px;
            font-weight: 500;
        }
        .article-meta .separator {
            width: 4px;
            height: 4px;
            background: #d5cede;
            border-radius: 50%;
            display: inline-block;
        }
        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            padding: 40px;
            transition: var(--transition);
        }
        .article-body {
            font-size: 16px;
            line-height: 1.8;
            color: #3D3547;
        }
        .article-body > * + * {
            margin-top: 1.6em;
        }
        .article-body p {
            margin-bottom: 0;
            line-height: 1.8;
        }
        .article-body img {
            max-width: 100%;
            border-radius: var(--radius-img);
        }
        .article-body h2,
        .article-body h3,
        .article-body h4,
        .article-body h5,
        .article-body h6 {
            color: var(--text-dark);
            font-weight: 600;
            line-height: 1.4;
            margin-top: 1.8em;
            margin-bottom: 0.5em;
        }
        .article-body h2 {
            font-size: 24px;
        }
        .article-body h3 {
            font-size: 20px;
        }
        .article-body h4 {
            font-size: 18px;
        }
        .article-body a {
            color: var(--accent-deep);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body a:hover {
            color: var(--accent);
        }
        .article-body ul,
        .article-body ol {
            padding-left: 1.2em;
            list-style: disc;
            margin: 0;
        }
        .article-body ul li,
        .article-body ol li {
            margin-bottom: 0.6em;
            padding-left: 0.3em;
        }
        .article-body ol {
            list-style: decimal;
        }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(255, 122, 47, 0.06);
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            color: var(--text-gray);
            font-style: normal;
            margin: 1.6em 0;
        }
        .article-body blockquote p {
            color: var(--text-gray);
        }
        .article-body table {
            width: 100%;
            max-width: 100%;
            word-wrap: break-word;
            border-collapse: collapse;
            font-size: 14px;
            margin-top: 1.6em;
            margin-bottom: 1.6em;
        }
        .article-body table td {
            border: 1px solid var(--border-color);
            padding: 12px 16px;
        }
        .article-body table th {
            border: 1px solid var(--border-color);
            padding: 12px 16px;
            background: rgba(61, 26, 92, 0.06);
        }
        .article-body strong {
            font-weight: 600;
        }
        .article-end-tags {
            margin-top: 36px;
            padding: 20px 0 0;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            border-top: 1px solid rgba(61, 26, 92, 0.08);
        }
        .article-end-tags span {
            background: rgba(61, 26, 92, 0.06);
            color: var(--primary);
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
        }
        .article-end-tags span.prefix {
            background: transparent;
            color: var(--text-gray);
            padding-left: 0;
            font-size: 14px;
        }
        .article-footer-cta {
            margin-top: 36px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            padding: 24px;
            background: rgba(61, 26, 92, 0.04);
            border-radius: var(--radius-card);
        }
        .article-footer-cta .btn-accent {
            padding: 12px 32px;
        }
        .article-footer-cta a.back-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-gray);
            margin-left: auto;
        }
        .article-footer-cta a.back-link:hover {
            color: var(--primary);
        }
        .sidebar-module {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 24px;
            transition: var(--transition);
        }
        .sidebar-module .side-title {
            display: flex;
            align-items: center;
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar-module .side-title i {
            margin-right: 10px;
            color: var(--accent);
        }
        .side-cat-list li {
            margin-bottom: 6px;
            border-radius: 10px;
        }
        .side-cat-list li:last-child {
            margin-bottom: 0;
        }
        .side-cat-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 9px 12px;
            color: var(--text-gray);
            font-size: 15px;
        }
        .side-cat-list a:hover {
            background: rgba(61, 26, 92, 0.05);
            color: var(--primary);
            border-radius: 10px;
        }
        .side-post-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px dashed rgba(61, 26, 92, 0.10);
        }
        .side-post-list li:last-child {
            border-bottom: none;
        }
        .side-post-list .post-thumb {
            width: 68px;
            height: 52px;
            border-radius: var(--radius-img);
            object-fit: cover;
            background: linear-gradient(135deg, rgba(61,26,92,0.08), rgba(61,26,92,0.15));
            flex-shrink: 0;
            overflow: hidden;
        }
        .side-post-list a {
            font-size: 14px;
            color: var(--text-gray);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .side-post-list a:hover {
            color: var(--accent-deep);
        }
        .empty-side-list {
            background: rgba(61, 26, 92, 0.02);
            border: 1px dashed rgba(61, 26, 92, 0.2);
            border-radius: 12px;
            padding: 20px 14px;
            text-align: center;
            color: var(--text-gray);
            font-size: 13px;
        }
        .article-empty {
            background: var(--card-bg);
            border-radius: 24px;
            padding: 80px 32px;
            text-align: center;
            box-shadow: var(--shadow-card);
            margin: 40px 0 60px;
        }
        .article-empty i {
            font-size: 72px;
            color: rgba(61, 26, 92, 0.3);
            margin-bottom: 24px;
            display: block;
        }
        .article-empty h2 {
            font-size: 28px;
            color: var(--text-dark);
            margin-bottom: 12px;
        }
        .article-empty p {
            color: var(--text-gray);
            margin-bottom: 32px;
        }
        .back-home-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            background: var(--primary);
            color: #fff;
            font-weight: 500;
            transition: var(--transition);
            border: none;
        }
        .back-home-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            color: #fff;
        }
        .sidebar-register {
            background: var(--gradient-highlight);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .sidebar-register p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.8;
            margin: 16px 0 20px;
        }
        .sidebar-register .btn-register {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: 999px;
            width: 100%;
            border: none;
            transition: var(--transition);
        }
        .sidebar-register .btn-register:hover {
            background: var(--accent-deep);
            transform: translateY(-2px);
        }
        .sidebar-register .side-title i {
            color: var(--accent);
        }
        .footer {
            background: var(--gradient-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 64px 0 0;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand .brand-text strong {
            color: #fff;
        }
        .footer-brand p {
            margin-top: 16px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            font-weight: 400;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 18px;
            padding-left: 12px;
            border-left: 3px solid var(--accent);
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-sub {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .related-section {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            margin-top: 30px;
            padding: 40px;
        }
        .related-section .rel-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .rel-title::before {
            content: '';
            width: 12px;
            height: 28px;
            background: var(--gradient-accent);
            border-radius: 4px;
            display: inline-block;
        }
        .related-section .r-title a {
            color: var(--text-gray);
        }
        @media (max-width: 991px) {
            .nav-links {
                position: fixed;
                top: 0;
                right: -290px;
                width: 280px;
                height: 100vh;
                background: var(--card-bg);
                box-shadow: -8px 0 30px rgba(0, 0, 0, 0.1);
                flex-direction: column;
                padding: 80px 24px 40px;
                margin: 0;
                z-index: 1050;
                transition: right 0.35s ease;
            }
            .nav-links.open {
                right: 0;
            }
            .nav-links li {
                width: 100%;
                margin-bottom: 10px;
            }
            .nav-links li a {
                display: block;
                padding: 12px 16px;
                width: 100%;
            }
            .nav-links li a.active::after {
                left: 20px;
                bottom: 8px;
                transform: none;
                width: 40px;
            }
            .nav-links li a:hover {
                padding-left: 20px;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-login {
                display: none;
            }
            .article-main {
                padding-right: 0;
                margin-bottom: 32px;
            }
            .article-sidebar {
                padding-left: 0;
            }
            .article-header h1 {
                font-size: 26px;
            }
            .article-card {
                padding: 24px;
            }
            .related-section {
                padding: 24px;
            }
        }
        @media (max-width: 768px) {
            .top-info-bar {
                font-size: 12px;
            }
            .top-info-bar .container {
                justify-content: center;
                text-align: center;
            }
            .top-info-bar .top-actions {
                display: none;
            }
            .main-nav {
                padding: 10px 0;
            }
            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
            .brand-text strong {
                font-size: 17px;
            }
            .brand-text small {
                font-size: 11px;
            }
            .article-breadcrumb {
                padding: 14px 16px;
                margin-top: 20px;
            }
            .breadcrumb-list .current {
                max-width: 220px;
            }
            .article-wrap {
                padding: 24px 0 60px;
            }
            .article-meta {
                flex-wrap: wrap;
                gap: 10px;
            }
            .sidebar-module {
                padding: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                column-gap: 24px;
                row-gap: 32px;
                padding-bottom: 32px;
            }
            .footer-sub {
                flex-direction: column;
                justify-content: center;
                gap: 6px;
                padding: 16px 0;
            }
            .footer,
            .footer-sub {
                font-size: 12.5px;
            }
        }
        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .breadcrumb-list .current {
                max-width: 180px;
            }
            .article-header h1 {
                font-size: 22px;
            }
            .article-card {
                padding: 20px;
            }
            .article-body {
                font-size: 15px;
            }
            .article-footer-cta {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
            .article-footer-cta a.back-link {
                margin-left: 0;
                justify-content: center;
            }
            .sidebar-register .btn-register {
                padding: 12px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand {
                margin-bottom: 12px;
            }
        }

/* roulang page: category1 */
/* ========== 全站视觉变量 ========== */
        :root {
            --primary: #3D1A5C;
            --primary-dark: #2A0F42;
            --primary-light: #6E2D8A;
            --accent: #FF7A2F;
            --accent-deep: #E85D1F;
            --success: #22C58B;
            --body-bg: #F7F5FA;
            --card-bg: #ffffff;
            --heading-color: #1A1025;
            --text-color: #5D5566;
            --text-muted: #877f91;
            --border-color: rgba(61, 26, 92, 0.1);
            --dark-gradient: linear-gradient(135deg, #2A0F42 0%, #3D1A5C 58%, #4A1E6E 100%);
            --btn-gradient: linear-gradient(135deg, #FF7A2F 0%, #E85D1F 100%);
            --highlight-gradient: linear-gradient(135deg, #6E2D8A 0%, #3D1A5C 100%);
            --radius-card: 16px;
            --radius-pill: 999px;
            --shadow-card: 0 4px 14px rgba(61, 26, 92, 0.05);
            --shadow-hover: 0 12px 24px rgba(61, 26, 92, 0.12);
        }

        /* ========== 基础 ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--body-bg);
            color: var(--text-color);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-pill);
            padding: 11px 24px;
            font-weight: 600;
            line-height: 1.4;
            border: 0;
            transition: all 0.2s ease;
            cursor: pointer;
        }

        .btn i {
            font-size: 15px;
        }

        .btn-accent {
            background: var(--btn-gradient);
            color: #fff;
            box-shadow: 0 8px 20px rgba(232, 93, 31, 0.3);
        }

        .btn-accent:hover,
        .btn-accent:focus {
            color: #fff;
            background: linear-gradient(135deg, #E85D1F 0%, #c84818 100%);
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(232, 93, 31, 0.35);
        }

        .btn-ghost {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.8);
            color: #fff;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-primary {
            background: #fff;
            border: 1.5px solid rgba(61, 26, 92, 0.35);
            color: var(--primary);
        }

        .btn-outline-primary:hover {
            background: rgba(61, 26, 92, 0.06);
            border-color: var(--primary);
            color: var(--primary);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(232, 93, 31, 0.45);
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* ========== 顶部信息条 ========== */
        .topbar {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.78);
            font-size: 13px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .topbar-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            min-height: 38px;
            gap: 12px;
        }

        .topbar-note i,
        .topbar-links i {
            margin-right: 6px;
            color: var(--accent);
        }

        .topbar-links {
            display: flex;
            gap: 18px;
        }

        .topbar-links a {
            color: rgba(255, 255, 255, 0.8);
            border-bottom: 1px solid transparent;
        }

        .topbar-links a:hover {
            color: #fff;
            border-bottom-color: var(--accent);
        }

        /* ========== 主导航 ========== */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 12px rgba(61, 26, 92, 0.04);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 24px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--dark-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 15px;
            letter-spacing: 0.5px;
            box-shadow: 0 6px 12px rgba(61, 26, 92, 0.18);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
        }

        .brand-text strong {
            color: var(--heading-color);
            font-size: 19px;
            font-weight: 700;
            letter-spacing: 0.2px;
        }

        .brand-text small {
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            margin-top: 4px;
            letter-spacing: 0.5px;
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 28px;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: block;
            padding: 14px 0 10px;
            font-size: 15px;
            font-weight: 600;
            color: #44405a;
            position: relative;
            border-bottom: 3px solid transparent;
        }

        .nav-links a::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -3px;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent-deep));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.25s ease;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            transform: scaleX(1);
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-login {
            padding: 10px 22px;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            background: #fff;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 3px;
            transition: all 0.2s ease;
        }

        .nav-close-overlay {
            display: none;
        }

        /* ========== 分类页 Hero ========== */
        .cat-hero {
            position: relative;
            min-height: 44vh;
            padding: 80px 0 64px;
            background: linear-gradient(90deg, rgba(42, 15, 66, 0.92) 0%, rgba(61, 26, 92, 0.78) 50%, rgba(74, 30, 110, 0.58) 100%), url("/assets/images/backpic/back-1.png") center/cover no-repeat;
            color: #fff;
        }

        .cat-hero .container {
            position: relative;
            z-index: 2;
        }

        .crumb {
            margin-bottom: 16px;
        }

        .crumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin: 0;
            padding: 8px 14px;
            background: rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            width: fit-content;
            font-size: 13px;
        }

        .crumb li+li::before {
            content: "/";
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.5);
        }

        .crumb a {
            color: rgba(255, 255, 255, 0.82);
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
        }

        .crumb a:hover {
            color: #fff;
            border-bottom-color: var(--accent);
        }

        .crumb [aria-current="page"] {
            color: rgba(255, 255, 255, 0.95);
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            background: rgba(255, 122, 47, 0.16);
            border: 1px solid rgba(255, 122, 47, 0.4);
            color: #ffc4a1;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
        }

        .cat-hero h1 {
            font-size: 44px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 1px;
            line-height: 1.25;
        }

        .cat-hero .lead {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 620px;
            margin: 0 0 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.86);
        }

        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .hero-meta i {
            color: var(--accent);
        }

        /* ========== 通用区块 ========== */
        .content-section {
            padding: 78px 0;
        }

        .section-head {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            margin-bottom: 36px;
        }

        .title-marker {
            width: 34px;
            height: 34px;
            flex: 0 0 auto;
            border-radius: 10px;
            background: var(--highlight-gradient);
            margin-top: 6px;
        }

        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--heading-color);
            margin: 0 0 6px;
            line-height: 1.3;
        }

        .section-head p {
            margin: 0;
            color: var(--text-muted);
            max-width: 640px;
        }

        /* ========== 模块一：简介图文 ========== */
        .intro-section {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
        }

        .intro-grid {
            display: grid;
            grid-template-columns: 1.05fr 0.95fr;
            gap: 56px;
            align-items: center;
        }

        .intro-copy p {
            margin: 18px 0 16px;
        }

        .intro-copy .check-list {
            list-style: none;
            margin: 20px 0 0;
            padding: 0;
            display: grid;
            gap: 12px;
        }

        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .check-list i {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(34, 197, 139, 0.12);
            color: var(--success);
            font-size: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex: 0 0 auto;
            margin-top: 5px;
        }

        .intro-figure {
            border-radius: 22px;
            overflow: hidden;
            background: linear-gradient(135deg, rgba(61, 26, 92, 0.06), rgba(255, 122, 47, 0.08));
            box-shadow: var(--shadow-card);
            margin: 0;
        }

        .intro-figure img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        /* ========== 模块二：准备清单 ========== */
        .prep-section {
            background: var(--body-bg);
        }

        .prep-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .prep-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 26px 22px;
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
        }

        .prep-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(61, 26, 92, 0.22);
        }

        .prep-icon {
            width: 50px;
            height: 50px;
            border-radius: 14px;
            background: rgba(61, 26, 92, 0.08);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 21px;
            margin-bottom: 18px;
        }

        .prep-card h3 {
            font-size: 18px;
            color: var(--heading-color);
            margin: 0 0 10px;
            font-weight: 700;
        }

        .prep-card p {
            font-size: 14px;
            margin: 0;
            line-height: 1.7;
        }

        /* ========== 模块三：登录流程 ========== */
        .process-section {
            padding: 78px 0;
            background: var(--dark-gradient);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .process-section::before {
            content: "";
            position: absolute;
            right: -120px;
            top: -120px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(255, 122, 47, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .process-section .section-head h2 {
            color: #fff;
        }

        .process-section .section-head p {
            color: rgba(255, 255, 255, 0.72);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin: 20px 0 30px;
        }

        .step-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 18px;
            padding: 28px 22px;
            position: relative;
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .step-card:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 122, 47, 0.45);
            transform: translateY(-4px);
        }

        .step-num {
            font-size: 34px;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1px rgba(255, 255, 255, 0.55);
            display: block;
            margin-bottom: 14px;
            line-height: 1;
        }

        .step-card h3 {
            color: #fff;
            font-size: 18px;
            margin: 0 0 10px;
        }

        .step-card p {
            color: rgba(255, 255, 255, 0.74);
            font-size: 14px;
            margin: 0;
        }

        .process-note {
            max-width: 780px;
            margin: 20px auto 0;
            text-align: center;
            padding: 18px 24px;
            border-radius: 16px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
        }

        .process-note i {
            color: var(--accent);
            margin-right: 6px;
        }

        /* ========== 模块四：色彩提醒条 ========== */
        .guide-banner {
            margin: 0;
            padding: 48px 0;
            background: #fff;
            border-bottom: 1px solid var(--border-color);
        }

        .guide-banner-inner {
            background: linear-gradient(135deg, rgba(61, 26, 92, 0.06), rgba(255, 122, 47, 0.1));
            border: 1px solid rgba(61, 26, 92, 0.1);
            border-radius: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            padding: 32px 36px;
        }

        .guide-banner-inner .btxt {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            max-width: 720px;
        }

        .guide-banner-inner .btxt i {
            font-size: 24px;
            color: var(--accent);
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 122, 47, 0.14);
            border-radius: 10px;
            flex: 0 0 auto;
        }

        .guide-banner-inner h3 {
            color: var(--heading-color);
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 4px;
        }

        .guide-banner-inner p {
            margin: 0;
            font-size: 14px;
            color: var(--text-color);
        }

        /* ========== 模块五：FAQ ========== */
        .faq-section {
            background: var(--body-bg);
        }

        .faq-wrap {
            display: grid;
            grid-template-columns: 0.78fr 1.22fr;
            gap: 48px;
            align-items: start;
        }

        .faq-intro .eyebrow {
            display: inline-block;
            background: rgba(255, 122, 47, 0.14);
            color: var(--accent-deep);
            padding: 5px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .faq-intro h2 {
            font-size: 30px;
            font-weight: 700;
            margin: 0 0 16px;
            line-height: 1.35;
            color: var(--heading-color);
        }

        .faq-intro p {
            color: var(--text-muted);
            font-size: 15px;
            margin: 0 0 20px;
        }

        .faq-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            border-bottom: 2px solid transparent;
        }

        .faq-back:hover {
            border-bottom-color: var(--accent);
            color: var(--primary);
        }

        .faq-list .faq-item {
            margin-bottom: 14px;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-color);
            background: #fff;
            box-shadow: 0 2px 8px rgba(61, 26, 92, 0.02);
        }

        .faq-btn {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            background: #fff;
            border: 0;
            color: var(--heading-color);
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .faq-btn:not(.collapsed) {
            background: var(--dark-gradient);
            color: #fff;
        }

        .faq-btn:not(.collapsed) .faq-icon {
            background: rgba(255, 122, 47, 0.25);
            color: var(--accent);
            transform: rotate(45deg);
        }

        .faq-btn .faq-icon {
            width: 30px;
            height: 30px;
            flex: 0 0 auto;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(61, 26, 92, 0.08);
            color: var(--primary);
            transition: all 0.25s ease;
        }

        .faq-answer {
            padding: 8px 22px 20px;
            background: #fff;
            border-left: 4px solid var(--accent);
            color: var(--text-color);
            font-size: 14px;
            line-height: 1.8;
        }

        .faq-item:has(.faq-btn:not(.collapsed)) {
            border-color: rgba(61, 26, 92, 0.32);
        }

        /* ========== 模块六：文章跳转示意位 ========== */
        .topic-section {
            background: #fff;
        }

        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .topic-card {
            display: block;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 18px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
            height: 100%;
        }

        .topic-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(61, 26, 92, 0.2);
        }

        .topic-thumb {
            width: 100%;
            height: 168px;
            object-fit: cover;
            background: linear-gradient(135deg, rgba(61, 26, 92, 0.12), rgba(255, 122, 47, 0.14));
        }

        .topic-body {
            padding: 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .topic-tag {
            display: inline-flex;
            width: fit-content;
            background: rgba(61, 26, 92, 0.07);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 999px;
            margin-bottom: 12px;
        }

        .topic-body h3 {
            font-size: 17px;
            line-height: 1.5;
            margin: 0 0 10px;
            color: var(--heading-color);
            font-weight: 700;
        }

        .topic-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 18px;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-deep);
            font-weight: 600;
            font-size: 14px;
        }

        .text-link i {
            transition: transform 0.2s ease;
        }

        .topic-card:hover .text-link i {
            transform: translateX(4px);
        }

        /* ========== 模块七：底部CTA ========== */
        .end-cta {
            background: var(--dark-gradient);
            padding: 60px 0;
        }

        .end-cta-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 28px;
        }

        .end-cta h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 700;
            margin: 0 0 8px;
        }

        .end-cta p {
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
        }

        .end-cta .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .btn-light-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-light-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        /* ========== 页脚 ========== */
        .footer {
            background: #1c0e28;
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
            gap: 44px;
            padding-bottom: 44px;
        }

        .footer .brand .brand-mark {
            background: var(--highlight-gradient);
        }

        .footer .brand .brand-text strong {
            color: #fff;
        }

        .footer .brand .brand-text small {
            color: var(--accent);
        }

        .footer-brand p {
            margin: 16px 0 0;
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.58);
            max-width: 330px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 18px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 10px;
        }

        .footer-col a {
            color: rgba(255, 255, 255, 0.68);
            font-size: 14px;
            transition: all 0.2s ease;
            border-bottom: 1px solid transparent;
        }

        .footer-col a:hover {
            color: #fff;
            border-bottom-color: var(--accent);
        }

        .footer-sub {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 992px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 34px;
            }

            .intro-figure img {
                height: 300px;
            }

            .prep-grid,
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .faq-wrap {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .cat-hero h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 767px) {
            .topbar-links {
                display: none;
            }

            .nav-inner {
                min-height: 64px;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .nav-links {
                position: fixed;
                top: 0;
                right: 0;
                width: 280px;
                height: 100vh;
                background: #fff;
                flex-direction: column;
                justify-content: flex-start;
                gap: 0;
                padding: 88px 28px 28px;
                box-shadow: -16px 0 40px rgba(0, 0, 0, 0.16);
                transform: translateX(105%);
                transition: transform 0.3s ease;
                z-index: 1060;
            }

            .nav-links li {
                width: 100%;
                border-bottom: 1px solid var(--border-color);
            }

            .nav-links a {
                display: block;
                width: 100%;
                padding: 14px 0;
                font-size: 16px;
                border-bottom: 0;
            }

            .nav-links a::after {
                display: none;
            }

            .main-nav.nav-open .nav-links {
                transform: translateX(0);
            }

            .nav-close-overlay {
                display: block;
                position: fixed;
                inset: 0;
                background: rgba(26, 16, 37, 0.5);
                z-index: 1055;
                opacity: 0;
                visibility: hidden;
                transition: all 0.3s ease;
            }

            .main-nav.nav-open .nav-close-overlay {
                opacity: 1;
                visibility: visible;
            }

            .nav-right .nav-login {
                display: none;
            }

            .content-section {
                padding: 52px 0;
            }

            .process-section {
                padding: 52px 0;
            }

            .cat-hero {
                padding: 48px 0 44px;
            }

            .cat-hero h1 {
                font-size: 30px;
            }

            .cat-hero .lead {
                font-size: 15px;
            }

            .hero-meta {
                gap: 12px;
                flex-direction: column;
                align-items: flex-start;
            }

            .section-head {
                flex-direction: column;
                gap: 8px;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .prep-grid,
            .process-grid,
            .topic-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }

            .end-cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .guide-banner-inner {
                padding: 24px;
            }
        }

        @media (max-width: 520px) {
            .intro-figure img {
                height: 220px;
            }

            .footer-grid {
                gap: 24px;
            }

            .btn-lg {
                padding: 12px 22px;
                font-size: 15px;
                width: 100%;
            }

            .hero-actions {
                width: 100%;
                flex-direction: column;
                align-items: stretch;
            }
        }

/* roulang page: category2 */
:root {
  --primary: #3D1A5C;
  --primary-deep: #2A0F42;
  --primary-light: #6E2D8A;
  --accent: #FF7A2F;
  --accent-deep: #E85D1F;
  --green: #22C58B;
  --body-bg: #F7F5FA;
  --card-bg: #FFFFFF;
  --text: #1A1025;
  --text-weak: #5D5566;
  --line: rgba(61, 26, 92, 0.1);
  --radius: 16px;
  --radius-md: 12px;
  --shadow-card: 0 4px 14px rgba(61, 26, 92, 0.05);
  --shadow-hover: 0 12px 24px rgba(61, 26, 92, 0.12);
  --grad-primary: linear-gradient(135deg, #2A0F42 0%, #3D1A5C 58%, #4A1E6E 100%);
  --grad-accent: linear-gradient(135deg, #FF7A2F 0%, #E85D1F 100%);
  --grad-highlight: linear-gradient(135deg, #6E2D8A 0%, #3D1A5C 100%);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--body-bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
button,
input,
textarea,
select {
  font: inherit;
}
h1, h2, h3, h4, p {
  margin-top: 0;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.section {
  padding: 88px 0;
}

/* 顶部信息条 */
.topbar {
  background: #1B0930;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  min-height: 38px;
}
.topbar a {
  color: #fff;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  transition: background 0.2s;
}
.topbar a:hover {
  background: var(--accent);
}
.topbar i {
  color: var(--accent);
  margin-right: 6px;
}
.topbar-l i {
  margin-right: 7px;
}
.topbar-r {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* 主导航 */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(61, 26, 92, 0.08);
  box-shadow: 0 2px 14px rgba(61, 26, 92, 0.04);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: nowrap;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-primary);
  border-radius: 14px;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.4px;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.brand-text strong {
  font-size: 19px;
  color: var(--primary-deep);
  font-weight: 700;
  letter-spacing: 0.4px;
}
.brand-text small {
  font-size: 11px;
  color: var(--primary-light);
  font-weight: 600;
  letter-spacing: 0.5px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  margin: 0;
}
.nav-links li {
  margin: 0;
}
.nav-links a {
  position: relative;
  display: block;
  padding: 26px 2px;
  color: #4A4152;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: var(--grad-accent);
  transform: translateX(-50%);
  transition: width 0.25s ease;
}
.nav-links a:hover {
  color: var(--primary-light);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links a.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 28px;
  border-radius: 999px;
  border: 0;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.25s ease;
  color: #fff;
}
.btn-lg {
  min-height: 52px;
  padding: 0 34px;
  font-size: 16px;
}
.btn-accent {
  background: var(--grad-accent);
  box-shadow: 0 8px 20px rgba(232, 93, 31, 0.28);
}
.btn-accent:hover {
  background: linear-gradient(135deg, #FF8A4A 0%, #E85D1F 100%);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(232, 93, 31, 0.34);
}
.btn-ghost {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.85);
  color: #fff;
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  transform: translateY(-2px);
}
.btn-gray {
  background: #fff;
  border: 1.5px solid rgba(61, 26, 92, 0.25);
  color: var(--primary);
}
.btn-gray:hover {
  background: rgba(61, 26, 92, 0.06);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn:focus-visible {
  outline: 3px solid rgba(255, 122, 47, 0.4);
  outline-offset: 2px;
}
.nav-login {
  min-height: 42px;
  padding: 0 22px;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(61, 26, 92, 0.16);
  background: #fff;
  border-radius: 12px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transition: all 0.3s;
}
.nav-close-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 5, 25, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  z-index: 1115;
}
body.nav-open .nav-close-overlay {
  opacity: 1;
  visibility: visible;
}

/* 分类 Hero */
.cat-hero {
  position: relative;
  color: #fff;
  background: var(--grad-primary);
  min-height: 500px;
  padding: 96px 0 64px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.cat-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.3;
}
.cat-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(20, 6, 32, 0.94) 0%, rgba(42, 15, 66, 0.72) 48%, rgba(79, 28, 116, 0.36) 100%);
}
.cat-hero .container {
  position: relative;
  z-index: 2;
}
.cat-crumbs {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 7px 18px;
  border-radius: 999px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.9);
}
.cat-crumbs a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.2s;
}
.cat-crumbs a:hover {
  color: var(--accent);
}
.cat-crumbs i {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.5);
}
.cat-hero-main {
  max-width: 820px;
  margin-top: 28px;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.hero-kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  display: inline-block;
}
.cat-hero h1 {
  font-size: clamp(34px, 4.4vw, 50px);
  font-weight: 700;
  line-height: 1.3;
  margin: 16px 0 18px;
  color: #fff;
}
.cat-hero h1 .brand-tone {
  color: #FF9B67;
}
.hero-lead {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.86);
  max-width: 660px;
  margin-bottom: 32px;
}
.cat-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.back-home-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 32px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  transition: all 0.2s;
}
.back-home-link:hover {
  color: var(--accent);
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 44px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 13px;
  color: #fff;
  backdrop-filter: blur(6px);
}
.hero-badge i {
  color: var(--accent);
  font-size: 15px;
}
.hero-badge .badge-num {
  color: var(--accent);
  font-weight: 700;
  font-size: 16px;
}

/* 区块标题 */
.section-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.sec-icon {
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(61, 26, 92, 0.08);
  color: var(--primary);
  font-size: 20px;
}
.sec-main {
  max-width: 760px;
}
.sec-main h2 {
  font-size: clamp(27px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--primary-deep);
  margin-bottom: 8px;
}
.sec-main p {
  color: var(--text-weak);
  font-size: 15px;
  margin-bottom: 0;
}
.section-head-clean {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 40px;
}
.section-head-clean .right-link {
  flex-shrink: 0;
  color: var(--primary-light);
  font-weight: 600;
  font-size: 14px;
}

/* 福利总览卡 */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 44px;
}
.benefit-card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid rgba(61, 26, 92, 0.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 28px 24px 24px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.benefit-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-accent);
  opacity: 0;
  transition: opacity 0.3s;
}
.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(61, 26, 92, 0.18);
}
.benefit-card:hover::before {
  opacity: 1;
}
.benefit-card-icon {
  width: 54px;
  height: 54px;
  background: rgba(61, 26, 92, 0.07);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 22px;
  margin-bottom: 20px;
}
.benefit-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-deep);
  margin-bottom: 10px;
}
.benefit-card p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  margin-bottom: 20px;
}
.card-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--accent-deep);
  font-weight: 600;
  transition: gap 0.2s;
}
.card-more:hover {
  gap: 11px;
  color: var(--accent);
}

/* 图文 split */
.split-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 54px;
  align-items: center;
  margin-top: 44px;
}
.media-frame {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 14px 34px rgba(61, 26, 92, 0.14);
}
.media-frame img {
  width: 100%;
  height: 430px;
  object-fit: cover;
}
.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 22px;
  background: linear-gradient(200deg, transparent 30%, rgba(42, 15, 66, 0.65) 100%);
}
.media-note {
  position: absolute;
  z-index: 2;
  left: 18px;
  bottom: 18px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--primary-deep);
  font-size: 14px;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.16);
}
.media-note i {
  color: var(--accent-deep);
}
.split-copy h3 {
  color: var(--primary-deep);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 18px;
}
.split-copy > p {
  color: var(--text-weak);
  margin-bottom: 22px;
  line-height: 1.85;
}
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  color: #3B3344;
  font-size: 15px;
}
.check-list li i {
  margin-top: 5px;
  color: var(--green);
}
.divider-light {
  height: 1px;
  background: var(--line);
  margin: 28px 0;
}
.related-info {
  background: rgba(61, 26, 92, 0.04);
  border-radius: 16px;
  padding: 20px 22px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.related-info i {
  color: var(--accent-deep);
  font-size: 20px;
  margin-top: 3px;
}
.related-info p {
  margin: 0;
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
}
.related-info strong {
  color: var(--primary);
}

/* 流程深色条 */
.process-band {
  position: relative;
  background: linear-gradient(135deg, #2A0F42 0%, #3D1A5C 55%, #522072 100%);
  color: #fff;
  padding: 88px 0;
  overflow: hidden;
}
.process-band::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -180px;
  top: -180px;
  background: radial-gradient(circle, rgba(255, 122, 47, 0.32) 0%, transparent 70%);
}
.process-band::after {
  content: "";
  position: absolute;
  width: 380px;
  height: 380px;
  left: -150px;
  bottom: -200px;
  background: radial-gradient(circle, rgba(110, 45, 138, 0.55) 0%, transparent 70%);
}
.process-band .container {
  position: relative;
  z-index: 2;
}
.process-head h2 {
  color: #fff;
}
.process-head p {
  color: rgba(255, 255, 255, 0.78);
}
.process-head .sec-icon {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 46px;
}
.step-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 18px;
  padding: 26px 22px;
  backdrop-filter: blur(6px);
  transition: all 0.3s;
}
.step-card:hover {
  border-color: rgba(255, 255, 255, 0.38);
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.12);
}
.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.step-top i {
  width: 46px;
  height: 46px;
  background: rgba(255, 122, 47, 0.18);
  border-radius: 14px;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.step-num {
  font-size: 13px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 1px;
}
.step-card h3 {
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}
.step-card p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.75;
  margin: 0;
}

/* 阅读指引卡 */
.read-section {
  background: var(--body-bg);
}
.read-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 44px;
}
.read-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid rgba(61, 26, 92, 0.08);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
}
.read-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(61, 26, 92, 0.16);
}
.read-thumb {
  position: relative;
  height: 190px;
  overflow: hidden;
  background: linear-gradient(135deg, #EFE7F7, #D9CBE8);
}
.read-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.read-card:hover .read-thumb img {
  transform: scale(1.05);
}
.read-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 22px 22px 20px;
}
.cat-pill {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  background: rgba(61, 26, 92, 0.08);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  padding: 4px 14px;
  margin-bottom: 14px;
}
.read-content h3 {
  font-size: 17px;
  line-height: 1.55;
  color: var(--primary-deep);
  font-weight: 700;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.read-card:hover .read-content h3 {
  color: var(--accent-deep);
}
.read-content p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-weak);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.read-link {
  margin-top: auto;
  color: var(--primary-light);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
}
.read-card:hover .read-link {
  color: var(--accent-deep);
  gap: 10px;
}

/* FAQ */
.faq-section {
  background: #FFF;
}
.faq-wrap {
  max-width: 900px;
  margin: 44px auto 0;
}
.faq-item {
  margin-bottom: 14px;
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 1px solid rgba(61, 26, 92, 0.12);
  background: #fbf9fc;
  color: var(--primary-deep);
  border-radius: 16px;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s;
}
.faq-question:hover {
  border-color: var(--primary-light);
  background: rgba(110, 45, 138, 0.05);
}
.faq-question .faq-icon {
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(61, 26, 92, 0.08);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-style: normal;
  transition: all 0.3s;
}
.faq-item.open .faq-question {
  background: var(--grad-primary);
  border-color: var(--primary);
  color: #fff;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.faq-item.open .faq-icon {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.14);
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-a-inner {
  background: #FBF9FC;
  border: 1px solid rgba(61, 26, 92, 0.1);
  border-top: 0;
  border-radius: 0 0 16px 16px;
  padding: 4px 22px 18px 52px;
}
.faq-a-inner p {
  margin: 14px 0 0;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.8;
}

/* CTA 底部 */
.cta-band {
  position: relative;
  color: #fff;
  padding: 88px 0;
  overflow: hidden;
}
.cta-band-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.34;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #260C3C 0%, #3D1A5C 56%, #6E2D8A 100%);
}
.cta-band .container {
  position: relative;
  z-index: 1;
}
.cta-inner {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 26px;
  padding: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  backdrop-filter: blur(8px);
}
.cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 14px;
}
.cta-copy h2 {
  font-size: clamp(26px, 3vw, 34px);
  color: #fff;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 10px;
  max-width: 700px;
}
.cta-copy p {
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
  max-width: 720px;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  flex-shrink: 0;
}

/* 底部 */
.footer {
  background: #140A21;
  color: rgba(255, 255, 255, 0.65);
  padding: 72px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.1fr 1fr 1.1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .brand-text strong {
  color: #fff;
}
.footer-brand .brand-text small {
  color: #B99DC6;
}
.footer-brand p {
  max-width: 340px;
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.58);
}
.footer h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
}
.footer ul li {
  margin-bottom: 10px;
}
.footer ul a {
  display: inline-block;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  transition: all 0.2s;
}
.footer ul a:hover {
  color: var(--accent);
  transform: translateX(3px);
}
.footer-sub {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.42);
}
.footer-sub a {
  color: rgba(255, 255, 255, 0.55);
}
.footer-sub a:hover {
  color: var(--accent);
}

/* 响应式 */
@media (max-width: 1199px) {
  .benefit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .read-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .read-card:last-child {
    grid-column: span 2;
  }
  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (max-width: 991px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 96px 30px 36px;
    margin: 0;
    transform: translateX(100%);
    transition: transform 0.32s ease;
    z-index: 1140;
    box-shadow: -10px 0 32px rgba(21, 10, 34, 0.16);
    overflow-y: auto;
  }
  body.nav-open .nav-links {
    transform: translateX(0);
  }
  .nav-links a {
    padding: 14px 6px;
    width: 100%;
    font-size: 16px;
    border-bottom: 1px solid rgba(61, 26, 92, 0.08);
  }
  .nav-links a::after {
    display: none;
  }
  .nav-links a.active {
    color: var(--accent-deep);
  }
  .nav-right {
    position: relative;
    z-index: 1160;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }
  .split-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .split-copy {
    order: 2;
  }
  .media-frame {
    order: 1;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: span 2;
  }
}
@media (max-width: 767px) {
  .topbar-r span {
    display: none;
  }
  .cat-hero {
    min-height: auto;
    padding: 76px 0 54px;
  }
  .cat-hero h1 {
    font-size: 30px;
  }
  .hero-lead {
    font-size: 15px;
  }
  .hero-badges {
    gap: 10px;
  }
  .section {
    padding: 64px 0;
  }
  .section-head-clean {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .benefit-grid {
    grid-template-columns: 1fr;
  }
  .cta-inner {
    padding: 30px;
  }
  .footer-sub {
    flex-direction: column;
    align-items: flex-start;
  }
  .faq-a-inner {
    padding-left: 20px;
  }
}
@media (max-width: 575px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  .brand-mark {
    width: 36px;
    height: 36px;
    font-size: 13px;
  }
  .brand-text strong {
    font-size: 17px;
  }
  .brand-text small {
    font-size: 10px;
  }
  .nav-login {
    display: none;
  }
  .read-grid {
    grid-template-columns: 1fr;
  }
  .read-card:last-child {
    grid-column: auto;
  }
  .read-thumb {
    height: 170px;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .process-band {
    padding: 64px 0;
  }
  .cta-inner {
    padding: 26px 22px;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-brand {
    grid-column: auto;
  }
}